Sun Optics Scope 3-9X40 BDC Compact Shorty Forty The world’s most compact 3-9X40 scope and the very first scope we manufactured. With a long history of performance you can’t go wrong with this versatile compact scope. - 1 one-piece tube design for superior strength - Precision ground fully multi-coated lenses with wide band coating and extended polishing process for crisp edge-to-edge clarity and maximum light transmission - Glass etched BDC or Mil Dot reticle to choose from/Airgun rated - Fast focus adjustable ocular for precise clarity - Adjustable end bell objective from 10 yards to infinity - Low profile turrets - Posi-Clik dial for tool-free windage and elevation adjustments - Nitrogen filled for waterproof shockproof and fogproof peace of mind - Mag: 3 - 9X - Exit Pupil: 11.5-4.44mm - OBJ DIA: 40 mm - Reticle: BDC - FOV: 15 - 4.8' - Eye Relief: 4.5 - 3.5 - Click: 1/4 MOA - Length: 9.44 in - Weight: 15 oz - PX Set: AO 10 yd min